it isn't my signature. it's in a regular reply to the topic, but because of the table, it causes that reply and the ones above it to be shifted to the right, instead of remaining where it is. here are a couple of screenshots and the link to the thread:

^ this is what the rest of the forum looks like. it's aligned to the left, hugging the black border.

^ but this is what happens when the table, and the posts above it, have been made. it's shifted to the right (what I've been saying is "indented", as it would be in a paragraph)